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package ccc.ClientSocketDemo1; // 這是命名空間
 
import android.app.Activity;
import android.os.Bundle;
import android.os.Handler;
import android.text.method.ScrollingMovementMethod;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ScrollView;
import android.widget.TextView;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.PrintStream;
import java.io.PrintWriter;
import java.io.UnsupportedEncodingException;
import java.net.InetAddress;
import java.net.Socket;
import java.net.UnknownHostException;
 
// 
public class ClientSocketDemo1 extends Activity {
	public static Handler mHandler = new Handler();
	TextView TextView01; // 用來顯示文字訊息
	EditText EditText01; // 文字方塊
	EditText EditText02; // 文字方塊
	String tmp; // 暫存文字訊息
	String stmp = "";
	Socket clientSocket; // 客戶端socket
	BufferedWriter bw;
	BufferedReader br;
	private PrintStream out;
	ByteArrayOutputStream resultStream = new ByteArrayOutputStream();
	byte[] buffer = new byte[128];
 
	InputStream InputStream;
	int read;
 
	Boolean flag;
 
	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.main);
 
		// 從資源檔裡取得位址後強制轉型成文字方塊
		TextView01 = (TextView) findViewById(R.id.TextView01);
		TextView01.setMovementMethod(new ScrollingMovementMethod());
		EditText01 = (EditText) findViewById(R.id.EditText01);
		EditText02 = (EditText) findViewById(R.id.EditText02);
		// 從資源檔裡取得位址後強制轉型成按鈕
		Button button1 = (Button) findViewById(R.id.Button01);
 
		InetAddress serverIp;
		int serverPort = 23;
		try {
			serverIp = InetAddress.getByName("140.112.172.2");
 
			clientSocket = new Socket(serverIp, serverPort);
			InputStream = clientSocket.getInputStream();
			out = new PrintStream(clientSocket.getOutputStream(), true);
 
		} catch (UnknownHostException e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		}
 
		catch (IOException e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		}
		Thread t = new Thread(readData);
		// 啟動執行緒
		t.start();
		// 設定按鈕的事件
		button1.setOnClickListener(new Button.OnClickListener() {
			// 當按下按鈕的時候觸發以下的方法
			public void onClick(View v) {
				// 如果已連接則
				if (clientSocket.isConnected()) {
					String ss = EditText02.getText().toString() + "\r";
					out.print(ss);
					Log.i("onClick", ss);
					TextView01.append(EditText02.getText() + "\r");
					// 將文字方塊清空
					EditText02.setText("");
				}
			}
		});
 
	}
 
	// 顯示更新訊息
	private Runnable updateText = new Runnable() {
		public void run() {
 
			try {
 
				TextView01.append(resultStream.toString("big5") + "\n");
				resultStream.reset();
				InputStream.reset();
			} catch (UnsupportedEncodingException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			} catch (IOException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
			resultStream.reset();
		}
	};
 
	// 取得網路資料
	private Runnable readData = new Runnable() {
		public void run() {
			try {
				// 當連線後
				flag = false;
				while (clientSocket.isConnected()) {
					read = InputStream.read(buffer);
					if (read > 0) {
						resultStream.write(buffer, 0, read);
						mHandler.post(updateText);
					}
				}
 
			} catch (IOException e) {
 
			}
		}
	};
 
}

Main.java:28: error: class ClientSocketDemo1 is public, should be declared in a file named ClientSocketDemo1.java
public class ClientSocketDemo1 extends Activity {
       ^
Main.java:3: error: package android.app does not exist
import android.app.Activity;
                  ^
Main.java:4: error: package android.os does not exist
import android.os.Bundle;
                 ^
Main.java:5: error: package android.os does not exist
import android.os.Handler;
                 ^
Main.java:6: error: package android.text.method does not exist
import android.text.method.ScrollingMovementMethod;
                          ^
Main.java:7: error: package android.util does not exist
import android.util.Log;
                   ^
Main.java:8: error: package android.view does not exist
import android.view.View;
                   ^
Main.java:9: error: package android.widget does not exist
import android.widget.Button;
                     ^
Main.java:10: error: package android.widget does not exist
import android.widget.EditText;
                     ^
Main.java:11: error: package android.widget does not exist
import android.widget.ScrollView;
                     ^
Main.java:12: error: package android.widget does not exist
import android.widget.TextView;
                     ^
Main.java:28: error: cannot find symbol
public class ClientSocketDemo1 extends Activity {
                                       ^
  symbol: class Activity
Main.java:29: error: cannot find symbol
	public static Handler mHandler = new Handler();
	              ^
  symbol:   class Handler
  location: class ClientSocketDemo1
Main.java:30: error: cannot find symbol
	TextView TextView01; // ????????
	^
  symbol:   class TextView
  location: class ClientSocketDemo1
Main.java:31: error: cannot find symbol
	EditText EditText01; // ????
	^
  symbol:   class EditText
  location: class ClientSocketDemo1
Main.java:32: error: cannot find symbol
	EditText EditText02; // ????
	^
  symbol:   class EditText
  location: class ClientSocketDemo1
Main.java:48: error: cannot find symbol
	public void onCreate(Bundle savedInstanceState) {
	                     ^
  symbol:   class Bundle
  location: class ClientSocketDemo1
Main.java:29: error: cannot find symbol
	public static Handler mHandler = new Handler();
	                                     ^
  symbol:   class Handler
  location: class ClientSocketDemo1
Main.java:47: error: method does not override or implement a method from a supertype
	@Override
	^
Main.java:49: error: cannot find symbol
		super.onCreate(savedInstanceState);
		^
  symbol:   variable super
  location: class ClientSocketDemo1
Main.java:50: error: package R does not exist
		setContentView(R.layout.main);
		                ^
Main.java:53: error: cannot find symbol
		TextView01 = (TextView) findViewById(R.id.TextView01);
		              ^
  symbol:   class TextView
  location: class ClientSocketDemo1
Main.java:53: error: package R does not exist
		TextView01 = (TextView) findViewById(R.id.TextView01);
		                                      ^
Main.java:54: error: cannot find symbol
		TextView01.setMovementMethod(new ScrollingMovementMethod());
		                                 ^
  symbol:   class ScrollingMovementMethod
  location: class ClientSocketDemo1
Main.java:55: error: cannot find symbol
		EditText01 = (EditText) findViewById(R.id.EditText01);
		              ^
  symbol:   class EditText
  location: class ClientSocketDemo1
Main.java:55: error: package R does not exist
		EditText01 = (EditText) findViewById(R.id.EditText01);
		                                      ^
Main.java:56: error: cannot find symbol
		EditText02 = (EditText) findViewById(R.id.EditText02);
		              ^
  symbol:   class EditText
  location: class ClientSocketDemo1
Main.java:56: error: package R does not exist
		EditText02 = (EditText) findViewById(R.id.EditText02);
		                                      ^
Main.java:58: error: cannot find symbol
		Button button1 = (Button) findViewById(R.id.Button01);
		^
  symbol:   class Button
  location: class ClientSocketDemo1
Main.java:58: error: cannot find symbol
		Button button1 = (Button) findViewById(R.id.Button01);
		                  ^
  symbol:   class Button
  location: class ClientSocketDemo1
Main.java:58: error: package R does not exist
		Button button1 = (Button) findViewById(R.id.Button01);
		                                        ^
Main.java:82: error: package Button does not exist
		button1.setOnClickListener(new Button.OnClickListener() {
		                                     ^
32 errors

Standard output is empty